11685744 has 60 divisors (see below), whose sum is σ = 37379056. Its totient is φ = 3338496.

The previous prime is 11685743. The next prime is 11685757. The reversal of 11685744 is 44758611.

It is a happy number.

11685744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11685744² = 273113225667072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11685699 and 11685708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11685743) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4789 + ... + 6804.

Almost surely, 2^11685744 is an apocalyptic number.

11685744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11685744 is an abundant number, since it is smaller than the sum of its proper divisors (25693312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11685744 is a wasteful number, since it uses less digits than its factorization.

11685744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11614 (or 11605 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 11685744 is about 3418.4417502716. The cubic root of 11685744 is about 226.9266260039.

The spelling of 11685744 in words is "eleven million, six hundred eighty-five thousand, seven hundred forty-four".